// Learn cc.Class:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/class.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/class.html
// Learn Attribute:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/reference/attributes.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/reference/attributes.html
// Learn life-cycle callbacks:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/life-cycle-callbacks.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/life-cycle-callbacks.html

cc.Class({
    extends: cc.Component,

    properties: {

        ball:{
            default:null,
            type:cc.Node,
        },

        streak:{
            default:null,
            type:cc.MotionStreak,
        },

    },

    // LIFE-CYCLE CALLBACKS:

     onLoad () {
         this.streak =this.node.getComponent(cc.MotionStreak);
     },

    OpenStreak:function()
    {
    
    console.log("开启拖尾");
    if(this.streak.enabled)
    {
        return;
    }else
    {
        this.streak.enabled =true;

    }
    

    },
    CloseStreak:function(){},
    start () {

    },


    update (dt) {

    
        this.node.x =this.ball.x;
        this.node.y =this.ball.y;

    },
});
